JPS636216B2 - - Google Patents
Info
- Publication number
- JPS636216B2 JPS636216B2 JP53058704A JP5870478A JPS636216B2 JP S636216 B2 JPS636216 B2 JP S636216B2 JP 53058704 A JP53058704 A JP 53058704A JP 5870478 A JP5870478 A JP 5870478A JP S636216 B2 JPS636216 B2 JP S636216B2
- Authority
- JP
- Japan
- Prior art keywords
- output
- voltage generator
- frequency
- transistor
- source
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000003990 capacitor Substances 0.000 claims description 22
- 230000015271 coagulation Effects 0.000 claims description 15
- 238000005345 coagulation Methods 0.000 claims description 15
- 230000009977 dual effect Effects 0.000 claims description 6
- 239000013256 coordination polymer Substances 0.000 claims description 4
- 238000004804 winding Methods 0.000 description 18
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000033228 biological regulation Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/1206—Generators therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/538—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a push-pull configuration
- H02M7/53803—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a push-pull configuration with automatic control of output voltage or current
- H02M7/53806—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a push-pull configuration with automatic control of output voltage or current in a push-pull configuration of the parallel type
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00779—Power or energy
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00827—Current
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00892—Voltage
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Otolaryngology (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Power Engineering (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dc-Dc Converters (AREA)
- Generation Of Surge Voltage And Current (AREA)
- Surgical Instruments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7715246A FR2391588A1 (fr) | 1977-05-18 | 1977-05-18 | Generateur de tension haute frequence |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53142616A JPS53142616A (en) | 1978-12-12 |
JPS636216B2 true JPS636216B2 (de) | 1988-02-08 |
Family
ID=9190995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5870478A Granted JPS53142616A (en) | 1977-05-18 | 1978-05-17 | Highhfrequency voltage generator |
Country Status (4)
Country | Link |
---|---|
US (1) | US4281373A (de) |
JP (1) | JPS53142616A (de) |
DE (1) | DE2821498A1 (de) |
FR (1) | FR2391588A1 (de) |
Families Citing this family (90)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4188927A (en) * | 1978-01-12 | 1980-02-19 | Valleylab, Inc. | Multiple source electrosurgical generator |
IT1123969B (it) * | 1979-01-23 | 1986-05-07 | Capurro Sergio | Diatermocauterio temporizzato e detto temporizzatore immune ai di sturbi di origine elettromagnetica |
JPS602051B2 (ja) * | 1979-09-03 | 1985-01-18 | オリンパス光学工業株式会社 | 電気メスの電源装置 |
DE3068361D1 (en) * | 1979-10-04 | 1984-08-02 | Ici Plc | A d.c. to d.c. converter |
JPS5716581A (en) * | 1980-06-30 | 1982-01-28 | Fuji Electric Co Ltd | Power inverter |
DE3119735C2 (de) * | 1981-05-18 | 1985-09-05 | Delma, elektro- und medizinische Apparatebau GmbH, 7200 Tuttlingen | Verfahren zur Regelung der Ausgangsleistung eines Hochfrequenz-Chirurgie-Generators |
US4498475A (en) * | 1982-08-27 | 1985-02-12 | Ipco Corporation | Electrosurgical unit |
DE3378719D1 (en) * | 1983-05-24 | 1989-01-26 | Chang Sien Shih | Electro-surgical unit control apparatus |
DE3420339A1 (de) * | 1983-05-31 | 1985-01-17 | Berchtold Medizin-Elektronik GmbH & Co, 7200 Tuttlingen | Verfahren zur steuerung einer hochfrequenzchirurgie-koagulationsvorrichtung und hochfrequenzchirurgie-koagulationsvorrichtung zur ausfuehrung dieses verfahrens |
US4569345A (en) * | 1984-02-29 | 1986-02-11 | Aspen Laboratories, Inc. | High output electrosurgical unit |
US4727874A (en) * | 1984-09-10 | 1988-03-01 | C. R. Bard, Inc. | Electrosurgical generator with high-frequency pulse width modulated feedback power control |
JPS6216756A (ja) * | 1985-07-15 | 1987-01-24 | オリンパス光学工業株式会社 | 高周波電気メス装置 |
JPS6227935A (ja) * | 1985-07-31 | 1987-02-05 | オリンパス光学工業株式会社 | 高周波焼灼装置 |
JPS63164389U (de) * | 1987-04-13 | 1988-10-26 | ||
DE3751452D1 (de) * | 1987-11-17 | 1995-09-14 | Erbe Elektromedizin | Hochfrequenz-Chirugiegerät zum Schneiden und/oder Koagulieren biologischer Gewebe. |
DE3805921A1 (de) * | 1988-02-25 | 1989-09-07 | Flachenecker Gerhard | Hochfrequenz-leistungsgenerator |
DE3824970C2 (de) * | 1988-07-22 | 1999-04-01 | Lindenmeier Heinz | Rückgekoppelter Hochfrequenz-Leistungsoszillator |
US4903696A (en) * | 1988-10-06 | 1990-02-27 | Everest Medical Corporation | Electrosurgical generator |
DE3942998C2 (de) * | 1989-12-27 | 1998-11-26 | Delma Elektro Med App | Elektrochirurgisches Hochfrequenzgerät |
GB9119695D0 (en) * | 1991-09-14 | 1991-10-30 | Smiths Industries Plc | Electrosurgery equipment |
US5713896A (en) * | 1991-11-01 | 1998-02-03 | Medical Scientific, Inc. | Impedance feedback electrosurgical system |
US5422567A (en) * | 1993-12-27 | 1995-06-06 | Valleylab Inc. | High frequency power measurement |
EP0957792A4 (de) * | 1995-05-02 | 2000-09-20 | Heart Rhythm Tech Inc | Anordnung zur steuerung einem patienten zugeführten ablationsenergie |
US6780180B1 (en) | 1995-06-23 | 2004-08-24 | Gyrus Medical Limited | Electrosurgical instrument |
WO1997000646A1 (en) | 1995-06-23 | 1997-01-09 | Gyrus Medical Limited | An electrosurgical instrument |
US6015406A (en) * | 1996-01-09 | 2000-01-18 | Gyrus Medical Limited | Electrosurgical instrument |
US6293942B1 (en) | 1995-06-23 | 2001-09-25 | Gyrus Medical Limited | Electrosurgical generator method |
BR9609421A (pt) * | 1995-06-23 | 1999-05-18 | Gyrus Medical Ltd | Instrumento eletrocirúrgico |
GB9521772D0 (en) * | 1995-10-24 | 1996-01-03 | Gyrus Medical Ltd | An electrosurgical instrument |
US6090106A (en) * | 1996-01-09 | 2000-07-18 | Gyrus Medical Limited | Electrosurgical instrument |
US6013076A (en) | 1996-01-09 | 2000-01-11 | Gyrus Medical Limited | Electrosurgical instrument |
GB2314274A (en) * | 1996-06-20 | 1997-12-24 | Gyrus Medical Ltd | Electrode construction for an electrosurgical instrument |
US6565561B1 (en) | 1996-06-20 | 2003-05-20 | Cyrus Medical Limited | Electrosurgical instrument |
GB9612993D0 (en) | 1996-06-20 | 1996-08-21 | Gyrus Medical Ltd | Electrosurgical instrument |
GB9626512D0 (en) * | 1996-12-20 | 1997-02-05 | Gyrus Medical Ltd | An improved electrosurgical generator and system |
US6033399A (en) | 1997-04-09 | 2000-03-07 | Valleylab, Inc. | Electrosurgical generator with adaptive power control |
US6007532A (en) * | 1997-08-29 | 1999-12-28 | 3M Innovative Properties Company | Method and apparatus for detecting loss of contact of biomedical electrodes with patient skin |
GB9807303D0 (en) | 1998-04-03 | 1998-06-03 | Gyrus Medical Ltd | An electrode assembly for an electrosurgical instrument |
US6059778A (en) | 1998-05-05 | 2000-05-09 | Cardiac Pacemakers, Inc. | RF ablation apparatus and method using unipolar and bipolar techniques |
US6558378B2 (en) * | 1998-05-05 | 2003-05-06 | Cardiac Pacemakers, Inc. | RF ablation system and method having automatic temperature control |
DE19827318B4 (de) * | 1998-06-19 | 2007-01-04 | Aesculap Ag & Co. Kg | Verfahren und Vorrichtung zur Regelung der HF-Leistung bei einer elektro-chirurgischen Schneid- und/oder Koagulationsvorrichtung |
US7901400B2 (en) | 1998-10-23 | 2011-03-08 | Covidien Ag | Method and system for controlling output of RF medical generator |
US20040167508A1 (en) | 2002-02-11 | 2004-08-26 | Robert Wham | Vessel sealing system |
US7364577B2 (en) | 2002-02-11 | 2008-04-29 | Sherwood Services Ag | Vessel sealing system |
US7137980B2 (en) | 1998-10-23 | 2006-11-21 | Sherwood Services Ag | Method and system for controlling output of RF medical generator |
CA2484875C (en) | 2002-05-06 | 2013-04-23 | Sherwood Services Ag | Method and system for optically detecting blood and controlling a generator during electrosurgery |
US6948503B2 (en) * | 2002-11-19 | 2005-09-27 | Conmed Corporation | Electrosurgical generator and method for cross-checking output power |
US7044948B2 (en) | 2002-12-10 | 2006-05-16 | Sherwood Services Ag | Circuit for controlling arc energy from an electrosurgical generator |
US7255694B2 (en) | 2002-12-10 | 2007-08-14 | Sherwood Services Ag | Variable output crest factor electrosurgical generator |
CA2524289C (en) | 2003-05-01 | 2016-01-19 | Sherwood Services Ag | Method and system for programming and controlling an electrosurgical generator system |
WO2005048809A1 (en) | 2003-10-23 | 2005-06-02 | Sherwood Services Ag | Redundant temperature monitoring in electrosurgical systems for safety mitigation |
US8104956B2 (en) | 2003-10-23 | 2012-01-31 | Covidien Ag | Thermocouple measurement circuit |
US7396336B2 (en) | 2003-10-30 | 2008-07-08 | Sherwood Services Ag | Switched resonant ultrasonic power amplifier system |
US7131860B2 (en) | 2003-11-20 | 2006-11-07 | Sherwood Services Ag | Connector systems for electrosurgical generator |
US7300435B2 (en) | 2003-11-21 | 2007-11-27 | Sherwood Services Ag | Automatic control system for an electrosurgical generator |
US7766905B2 (en) | 2004-02-12 | 2010-08-03 | Covidien Ag | Method and system for continuity testing of medical electrodes |
US7780662B2 (en) | 2004-03-02 | 2010-08-24 | Covidien Ag | Vessel sealing system using capacitive RF dielectric heating |
US7628786B2 (en) | 2004-10-13 | 2009-12-08 | Covidien Ag | Universal foot switch contact port |
US9474564B2 (en) | 2005-03-31 | 2016-10-25 | Covidien Ag | Method and system for compensating for external impedance of an energy carrying component when controlling an electrosurgical generator |
US8734438B2 (en) * | 2005-10-21 | 2014-05-27 | Covidien Ag | Circuit and method for reducing stored energy in an electrosurgical generator |
US7947039B2 (en) | 2005-12-12 | 2011-05-24 | Covidien Ag | Laparoscopic apparatus for performing electrosurgical procedures |
US8685016B2 (en) | 2006-01-24 | 2014-04-01 | Covidien Ag | System and method for tissue sealing |
US8216223B2 (en) | 2006-01-24 | 2012-07-10 | Covidien Ag | System and method for tissue sealing |
US8147485B2 (en) | 2006-01-24 | 2012-04-03 | Covidien Ag | System and method for tissue sealing |
CA2574934C (en) | 2006-01-24 | 2015-12-29 | Sherwood Services Ag | System and method for closed loop monitoring of monopolar electrosurgical apparatus |
US9186200B2 (en) | 2006-01-24 | 2015-11-17 | Covidien Ag | System and method for tissue sealing |
AU2007200299B2 (en) | 2006-01-24 | 2012-11-15 | Covidien Ag | System and method for tissue sealing |
US7513896B2 (en) | 2006-01-24 | 2009-04-07 | Covidien Ag | Dual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling |
CA2574935A1 (en) | 2006-01-24 | 2007-07-24 | Sherwood Services Ag | A method and system for controlling an output of a radio-frequency medical generator having an impedance based control algorithm |
US7651493B2 (en) | 2006-03-03 | 2010-01-26 | Covidien Ag | System and method for controlling electrosurgical snares |
US7648499B2 (en) | 2006-03-21 | 2010-01-19 | Covidien Ag | System and method for generating radio frequency energy |
US7651492B2 (en) | 2006-04-24 | 2010-01-26 | Covidien Ag | Arc based adaptive control system for an electrosurgical unit |
US8753334B2 (en) | 2006-05-10 | 2014-06-17 | Covidien Ag | System and method for reducing leakage current in an electrosurgical generator |
US7443175B2 (en) * | 2006-07-14 | 2008-10-28 | Covidien Ag | Surgical testing instrument and system |
US8034049B2 (en) | 2006-08-08 | 2011-10-11 | Covidien Ag | System and method for measuring initial tissue impedance |
US7731717B2 (en) | 2006-08-08 | 2010-06-08 | Covidien Ag | System and method for controlling RF output during tissue sealing |
US7794457B2 (en) | 2006-09-28 | 2010-09-14 | Covidien Ag | Transformer for RF voltage sensing |
US8777941B2 (en) | 2007-05-10 | 2014-07-15 | Covidien Lp | Adjustable impedance electrosurgical electrodes |
US7834484B2 (en) | 2007-07-16 | 2010-11-16 | Tyco Healthcare Group Lp | Connection cable and method for activating a voltage-controlled generator |
US8216220B2 (en) | 2007-09-07 | 2012-07-10 | Tyco Healthcare Group Lp | System and method for transmission of combined data stream |
US8512332B2 (en) | 2007-09-21 | 2013-08-20 | Covidien Lp | Real-time arc control in electrosurgical generators |
US8226639B2 (en) | 2008-06-10 | 2012-07-24 | Tyco Healthcare Group Lp | System and method for output control of electrosurgical generator |
US8262652B2 (en) | 2009-01-12 | 2012-09-11 | Tyco Healthcare Group Lp | Imaginary impedance process monitoring and intelligent shut-off |
JP2012525169A (ja) * | 2009-04-29 | 2012-10-22 | エルベ エレクトロメディジン ゲーエムベーハー | Hf外科用ジェネレータ及びhf外科用ジェネレータの作動方法 |
US9504516B2 (en) | 2013-05-31 | 2016-11-29 | Covidien LLP | Gain compensation for a full bridge inverter |
US9872719B2 (en) | 2013-07-24 | 2018-01-23 | Covidien Lp | Systems and methods for generating electrosurgical energy using a multistage power converter |
US9655670B2 (en) | 2013-07-29 | 2017-05-23 | Covidien Lp | Systems and methods for measuring tissue impedance through an electrosurgical cable |
US10338259B2 (en) * | 2015-12-14 | 2019-07-02 | Covidien Lp | Surgical adapter assemblies and wireless detection of surgical loading units |
PL4124310T3 (pl) | 2021-07-26 | 2024-02-19 | Erbe Elektromedizin Gmbh | Generator z odzyskiwaniem energii |
CN114221527B (zh) * | 2022-02-22 | 2022-05-20 | 深圳市深澳视觉科技有限公司 | 交直流能量转换控制电路及高频医疗设备 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5396292A (en) * | 1977-01-21 | 1978-08-23 | Minnesota Mining & Mfg | Surgical electric device |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3365650A (en) * | 1965-10-21 | 1968-01-23 | Vapor Corp | Static inverter having a regulated output |
US3658067A (en) * | 1969-05-19 | 1972-04-25 | Sybren Corp | Electro-surgical apparatus |
US3636298A (en) * | 1969-10-20 | 1972-01-18 | Cutler Hammer Inc | Static square-wave resistance tube welding system |
US3702434A (en) * | 1970-12-18 | 1972-11-07 | Owens Illinois Inc | Power supply system and control circuits therefor |
US3885569A (en) * | 1972-11-21 | 1975-05-27 | Birtcher Corp | Electrosurgical unit |
US3909702A (en) * | 1973-12-26 | 1975-09-30 | Ibm | Switching voltage regulator with optical coupling |
DE2504280C3 (de) * | 1975-02-01 | 1980-08-28 | Hans Heinrich Prof. Dr. 8035 Gauting Meinke | Vorrichtung zum Schneiden und/oder Koagulieren menschlichen Gewebes mit Hochfrequenzstrom |
US4034280A (en) * | 1975-06-09 | 1977-07-05 | Trw Inc. | Multiple high voltage output DC-to-DC power converter |
-
1977
- 1977-05-18 FR FR7715246A patent/FR2391588A1/fr active Granted
-
1978
- 1978-05-16 US US05/906,556 patent/US4281373A/en not_active Expired - Lifetime
- 1978-05-17 JP JP5870478A patent/JPS53142616A/ja active Granted
- 1978-05-17 DE DE19782821498 patent/DE2821498A1/de active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5396292A (en) * | 1977-01-21 | 1978-08-23 | Minnesota Mining & Mfg | Surgical electric device |
Also Published As
Publication number | Publication date |
---|---|
FR2391588A1 (fr) | 1978-12-15 |
JPS53142616A (en) | 1978-12-12 |
US4281373A (en) | 1981-07-28 |
FR2391588B1 (de) | 1982-04-02 |
DE2821498C2 (de) | 1991-04-25 |
DE2821498A1 (de) | 1978-11-23 |
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